NetcraftSurveyAgent/1.0
50.17.122.30 – – [23/Sep/2011:16:17:45 +0300] “HEAD / HTTP/1.1” 200 – “http://www.netcraft.com/survey/” “Mozilla/4.0 (compatible; Netcraft Web Server Survey)” % host 50.17.122.30 30.122.17.50.in-addr.arpa domain name pointer ec2-50-17-122-30.compute-1.amazonaws.com. 107.20.43.220 – – [26/Sep/2011:22:58:44 +0300] “GET / HTTP/1.0” 200 9534 “-” “Mozilla/5.0 (compatible; NetcraftSurveyAgent/1.0; +info@netcraft.com)” % host 107.20.43.220 220.43.20.107.in-addr.arpa domain name pointer ec2-107-20-43-220.compute-1.amazonaws.com.